1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  *
   6:  *	@(#)sigretro.h	5.1 (Berkeley) 6/6/85
   7:  */
   8: 
   9: /*
  10:  * Define extra stuff not found in signal.h
  11:  */
  12: 
  13: #ifndef SIGRETRO
  14: 
  15: #define SIGRETRO                /* Can use this for cond code */
  16: 
  17: #ifndef SIG_HOLD
  18: 
  19: #define SIG_HOLD    (int (*)()) 3       /* Phony action to hold sig */
  20: #define BADSIG      (int (*)()) -1      /* Return value on error */
  21: 
  22: #endif SIG_HOLD
  23: 
  24: #endif SIGRETRO

Defined macros

BADSIG defined in line 20; used 4 times
SIGRETRO defined in line 15; used 2 times
SIG_HOLD defined in line 19; used 2 times

Usage of this include

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